Home / 13,564.09-20,343.08-3,704.16

Finding the Fourth Proportional to 13,564.09, 20,343.08 and 3,704.16

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Solution

The fourth proportional to 13,564.09, 20,343.08 and 3,704.16 is: 5,555.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.09 : 20,343.08 = 3,704.16 : x
  2. Step 2: Convert to fraction form
    13,564.09/20,343.08 = 3,704.16/x
  3. Step 3: Cross multiply
    13,564.09x = 20,343.08 × 3,704.16
  4. Step 4: Simplify right side
    13,564.09x = 75,354,108.76
  5. Step 5: Solve for x
    x = 75,354,108.76/13,564.09
  6. Step 6: Final answer
    x = 5,555.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.